Home / 134,867.20-202,300.80-46,107.40

Finding the Fourth Proportional to 134,867.20, 202,300.80 and 46,107.40

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Solution

The fourth proportional to 134,867.20, 202,300.80 and 46,107.40 is: 69,161.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,867.20 : 202,300.80 = 46,107.40 : x
  2. Step 2: Convert to fraction form
    134,867.20/202,300.80 = 46,107.40/x
  3. Step 3: Cross multiply
    134,867.20x = 202,300.80 × 46,107.40
  4. Step 4: Simplify right side
    134,867.20x = 9,327,563,905.92
  5. Step 5: Solve for x
    x = 9,327,563,905.92/134,867.20
  6. Step 6: Final answer
    x = 69,161.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.